a4f5197e45
Fixes #17253 When clicking 'No {Field}' in a polymorphic relation picker, the relation was not being cleared. This commit implements the missing detach logic: - RecordDetailMorphRelationSectionDropdownManyToOne: Call onSubmit with newValue: null when no item is selected - MorphRelationManyToOneFieldInput: Call persistMorphManyToOne with valueToPersist: null for detach case - useMorphPersistManyToOne: Implement actual detach logic that sets all morph relation ID fields to null via updateOneRecord Also adds unit tests for the useMorphPersistManyToOne hook.
Run yarn dev while server running on port 3000